Diaphragm Type Dry Vacuum Pump

DAU・MD Series

DAU-20

アルバック

High vacuum type / Three-stages / with power cord / with switch / with thermal protector

Features

  • Dry vacuum pump using no oil in the gas contact area.
  • High vacuum type of dry vacuum pump with improved ultimate pressure performance.
  • Usable for Sub pump of turbo molecular pump.
  • Safety design with built-in automatic reset type thermal protector.
  • Operation is possible from atmospheric pressure.
  • Simple structure and easy maintenance.

Applications

  • Backing pump for TMP.
  • Analytical equipment.
  • Biochemical analysis.
  • Gas charging.
  • Vacuum drying systems.
  • Evaporators etc.

Specification

 
Unit 50Hz 60Hz
Actual pumping speed
L/min 20 23
Ultimate pressure※1
Pa (kPa) 200 (-101.1)
Motor
  Single phase, 100V, 80W, 4P,Capacitor run
Full load current
A 1.46
Weight
kg 7.5
Inlet,outlet pipe diameter(Female)
mm O.D.Φ10×I.D.Φ6 (Rc 1/8)
Ambient temperature
5~40
External dimensions
mm 161(W)×327(L)×217(H)
※1:The gauge pressure display is shown in () of Ultimate pressure.

Corresponding certificate/Voltage

Model Applicable standard CE
Declartion of confirmity

100V

115V

200V

220V

230V
DAU-20
DAU-20A TUV・cTUVus
DAU-20B TUV・cTUVus
DAU-20C TUV・cTUVus
DAU-20D TUV・cTUVus
DAU-20E TUV・cTUVus
●:Standard、○:Option、-:Not Available
TUV Certification: A high-quality product that complies with European standards as assessed by an international third party that conducts product safety testing and certification.
cTUVus Certification: A high quality product that complies with Canadian and US standards as assessed by an international third party that conducts product safety testing and certification.
注)Purchase lot conditions (Please contact us for the number)

Note

The pump is stopped when the lord is operated, and the pump can’t be operated just after that.
In this case, please return the atmospheric pressure the inside of the pump.
The pump will not often operate normally if it is used with corrosive gases, organic solvents, liquids, or condensed gases (eg steam).
The pump will not often operate normally if it is used with gases containing particles or dust etc.
It is a pump only in the room.
Please do not set it up in the place, that rain and water splash, and outdoors.

Dimension drawing

zu_dau20.gif

> CAD data download(DXF)

Pumping Speed Curves

curve_dau20.gif

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